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Finding the Fourth Proportional to 265.23, 365.99 and 154.73

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Solution

The fourth proportional to 265.23, 365.99 and 154.73 is: 213.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.23 : 365.99 = 154.73 : x
  2. Step 2: Convert to fraction form
    265.23/365.99 = 154.73/x
  3. Step 3: Cross multiply
    265.23x = 365.99 × 154.73
  4. Step 4: Simplify right side
    265.23x = 56,629.77
  5. Step 5: Solve for x
    x = 56,629.77/265.23
  6. Step 6: Final answer
    x = 213.51

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